19771304

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1627}}^1$

素因数の和:1678

約数の個数: 48

約数和(自身を含む): 44542080

約数和(自身を除く): 24770776

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 392, 434, 868, 1519, 1627, 1736, 3038, 3254, 6076, 6508, 11389, 12152, 13016, 22778, 45556, 50437, 79723, 91112, 100874, 159446, 201748, 318892, 353059, 403496, 637784, 706118, 1412236, 2471413, 2824472, 4942826, 9885652, 19771304]

約数ペア:

[(1, 19771304), (2, 9885652), (4, 4942826), (7, 2824472), (8, 2471413), (14, 1412236), (28, 706118), (31, 637784), (49, 403496), (56, 353059), (62, 318892), (98, 201748), (124, 159446), (196, 100874), (217, 91112), (248, 79723), (392, 50437), (434, 45556), (868, 22778), (1519, 13016), (1627, 12152), (1736, 11389), (3038, 6508), (3254, 6076)]